Specification
The technical profile of Trilobal Polyester focuses on light reflection and mechanical resilience. Below are the standard benchmarks for our QF-Bright series.
| Technical Feature | Specification Detail |
|---|---|
| Fiber Cross-Section | Modified Trilobal (Prismatic) |
| Material | 100% High-Tenacity Polyester Filament |
| Standard Sizes | 75D/2, 108D/2, 120D/2, 150D/2 |
| Tenacity (Strength) | ≥52 cN/tex |
| Elongation | 18% - 24% |
| Oil Pickup | 3% - 5% (Precision Lubricated) |
| Boiling Water Shrinkage | <1.5% (100∘C) |
| Colorfastness to Bleach | Grade 4.5 - 5.0 |
Advanced Metrics: We monitor the "Refractive Index" of our trilobal fibers to ensure a consistent 1.6 scale brightness. This ensures that when you re-order a specific color batch, the "Shine" matches perfectly with previous productions, a critical requirement for global brand consistency.
Application
The application of Trilobal Polyester Thread is nearly limitless in sectors where "Visual Impact" meets "Functional Durability." In the Corporate Identity market, it is the standard for high-end polo shirts, hats, and corporate uniforms. The thread’s ability to remain vibrant after frequent laundering makes it ideal for the hospitality industry, particularly for Hotel Linens and Robes where chlorine bleach is frequently used.
Athletic and Performance Wear is another massive sector. As gym-wear brands move toward more decorative designs, the high-luster trilobal thread provides a "Premium Tech" look that complements synthetic performance fabrics. It is also the preferred choice for Automotive Embroidery, used on headrests, floor mats, and seat covers because it can withstand UV exposure through car windows without fading. Furthermore, Swimwear and Beachwear manufacturers utilize trilobal polyester because it is resistant to salt water and pool chemicals. Finally, it is widely used in Home Textiles for decorative pillows, curtains, and bedding, where the thread's silky appearance adds a touch of elegance to interior spaces.
Advantages
- Silk-Like Luster: The trilobal cross-section provides a natural-looking shine that is often mistaken for real silk or expensive rayon.
- Bleach Resistance: One of the few high-shine threads that can survive industrial bleaching without losing color.
- High-Speed Sewability: Specially lubricated to minimize friction, allowing for consistent performance on the fastest industrial machines.
- Exceptional Strength: Significantly stronger than rayon, which drastically reduces thread breaks and machine downtime.
- Abrasion Resistance: The smooth filament surface is highly resistant to rubbing, making it ideal for high-wear areas like footwear and bags.
- Large Color Library: Available in over 1,000 standard shades, with high-accuracy custom matching capabilities for international brands.



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